Question

rationalising factor of √7 is​

Answer 1

Answer:

rationalising means half of that

answer is = 3.5

Step-by-step explanation:

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Answer 2

Answer:

$\purple{ \boxed{ \sf{ \sqrt{7} \: is \: the \: rationalising \: factor }}}$

$\huge \sf \underline{to \: \: find \ \: : }$

$\blue \bull\bf \: \: \: rationalising \: \: factor \: \: \\ \bf \: of \: \: \sqrt{7} \: . \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \:$

$\huge \sf \underline{solution \ \: : }$

$\to \sf\sqrt{7} \times \sqrt{7} = 7$